Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-21 and NOAA-19 Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 7/29/2025
| Index | Date (NOAA-21) | Time (NOAA-21) | Lat,Lon (NOAA-21) | SZA (NOAA-21 ) | Date (NOAA-19) | Time (NOAA-19) | Lat,Lon (NOAA-19) | SZA (NOAA-19 ) | Distance(km) | Time Diff (sec) |
| 1 | 08/03/2025 | 20:49:39 | 70.27,-136.35 | 53.01 | 08/03/2025 | 20:48:29 | 70.29,-137.86 | 53.11 | 56.88 | 70 |
| 2 | 08/03/2025 | 21:40:31 | -70.67, 30.32 | 126.56 | 08/03/2025 | 21:39:16 | -70.67, 30.04 | 126.54 | 10.57 | 75 |
| 3 | 08/03/2025 | 22:31:19 | 70.80,-162.58 | 53.59 | 08/03/2025 | 22:30:16 | 70.77,-162.54 | 53.57 | 2.94 | 63 |
| 4 | 08/03/2025 | 23:22:03 | -70.78, 4.77 | 126.43 | 08/03/2025 | 23:21:10 | -70.79, 4.76 | 126.41 | 1.00 | 53 |
| 5 | 08/04/2025 | 00:12:49 | 70.80, 172.04 | 53.61 | 08/04/2025 | 00:12:12 | 70.79, 172.01 | 53.61 | 1.65 | 37 |
| 6 | 08/04/2025 | 01:03:34 | -70.84, -20.70 | 126.35 | 08/04/2025 | 01:03:06 | -70.81, -20.69 | 126.37 | 3.38 | 28 |
| 7 | 08/04/2025 | 01:54:20 | 70.86, 146.57 | 53.69 | 08/04/2025 | 01:54:07 | 70.86, 146.65 | 53.69 | 2.71 | 13 |
| 8 | 08/04/2025 | 02:45:04 | -70.84, -46.08 | 126.32 | 08/04/2025 | 02:45:02 | -70.82, -46.15 | 126.34 | 2.97 | 2 |
| 9 | 08/04/2025 | 03:35:50 | 70.86, 121.19 | 53.72 | 08/04/2025 | 03:36:03 | 70.88, 121.19 | 53.73 | 1.80 | 13 |
| 10 | 08/04/2025 | 04:26:35 | -70.90, -71.55 | 126.24 | 08/04/2025 | 04:26:57 | -70.89, -71.51 | 126.25 | 1.63 | 22 |
| 11 | 08/04/2025 | 05:17:21 | 70.92, 95.72 | 53.80 | 08/04/2025 | 05:17:59 | 70.90, 95.74 | 53.77 | 2.68 | 38 |
| 12 | 08/04/2025 | 06:08:05 | -70.90, -96.93 | 126.22 | 08/04/2025 | 06:08:53 | -70.91, -96.96 | 126.22 | 1.41 | 48 |
| 13 | 08/04/2025 | 06:58:51 | 70.93, 70.34 | 53.82 | 08/04/2025 | 06:59:55 | 70.92, 70.29 | 53.80 | 1.93 | 64 |
| 14 | 08/04/2025 | 07:49:36 | -70.96,-122.40 | 126.14 | 08/04/2025 | 07:50:49 | -70.93,-122.41 | 126.18 | 3.27 | 73 |
| 15 | 08/04/2025 | 08:40:32 | 71.50, 43.96 | 54.46 | 08/04/2025 | 08:41:41 | 71.45, 45.76 | 54.32 | 63.79 | 69 |
Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 7/29/2025
Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 07/29/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and NOAA-19